SLUSEM3C March   2022  – June 2024 UCC21737-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Power Ratings
    6. 5.6  Insulation Specifications
    7. 5.7  Safety Limiting Values
    8. 5.8  Electrical Characteristics
    9. 5.9  Switching Characteristics
    10. 5.10 Insulation Characteristics Curves
    11. 5.11 Typical Characteristics
  7. 6 Parameter Measurement Information
    1. 6.1 Propagation Delay
      1. 6.1.1 Regular Turn-OFF
    2. 6.2 Input Deglitch Filter
    3. 6.3 Active Miller Clamp
      1. 6.3.1 External Active Miller Clamp
    4. 6.4 Undervoltage Lockout (UVLO)
      1. 6.4.1 VCC UVLO
      2. 6.4.2 VDD UVLO
      3. 6.4.3 VEE UVLO
    5. 6.5 Overcurrent (OC) Protection
      1. 6.5.1 OC Protection with Soft Turn-OFF
    6. 6.6 ASC Support
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Power Supply
      2. 7.3.2  Driver Stage
      3. 7.3.3  VCC and VDD and VEE Undervoltage Lockout (UVLO)
      4. 7.3.4  Active Pulldown
      5. 7.3.5  Short Circuit Clamping
      6. 7.3.6  External Active Miller Clamp
      7. 7.3.7  Overcurrent and Short Circuit Protection
      8. 7.3.8  Soft Turn-off
      9. 7.3.9  Fault (FLT), Reset, and Enable (RST/EN)
      10. 7.3.10 ASC Support and APWM Monitor
    4. 7.4 Device Functional Modes
  9. 8 Applications and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Input Filters for IN+, IN-, and RST/EN
        2. 8.2.2.2 PWM Interlock of IN+ and IN-
        3. 8.2.2.3 FLT, RDY, and RST/EN Pin Circuitry
        4. 8.2.2.4 RST/EN Pin Control
        5. 8.2.2.5 Turn-On and Turn-Off Gate Resistors
        6. 8.2.2.6 External Active Miller Clamp
        7. 8.2.2.7 Overcurrent and Short Circuit Protection
          1. 8.2.2.7.1 Protection Based on Power Modules with Integrated SenseFET
          2. 8.2.2.7.2 Protection Based on Desaturation Circuit
          3. 8.2.2.7.3 Protection Based on Shunt Resistor in Power Loop
        8. 8.2.2.8 Higher Output Current Using an External Current Buffer
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 Support Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.11 Typical Characteristics

UCC21737-Q1 Output High Drive Current vs Temperature
VDD = 20 V, VEE = –5 V
Figure 5-4 Output High Drive Current vs Temperature
UCC21737-Q1 Output Low Driver Current vs Temperature
VDD = 20 V, VEE = –5 V
Figure 5-5 Output Low Driver Current vs Temperature
UCC21737-Q1 IVCCQ Supply Current vs Temperature
IN+ = High IN- = Low
Figure 5-6 IVCCQ Supply Current vs Temperature
UCC21737-Q1 IVCCQ Supply Current vs Temperature
IN+ = Low IN- = Low
Figure 5-7 IVCCQ Supply Current vs Temperature
UCC21737-Q1 IVCCQ Supply Current vs Input FrequencyFigure 5-8 IVCCQ Supply Current vs Input Frequency
UCC21737-Q1 IVDDQ Supply Current vs Temperature
VDD = 20 V, VEE = –5 V IN+ = High, IN- = Low
Figure 5-9 IVDDQ Supply Current vs Temperature
UCC21737-Q1 IVDDQ Supply Current vs Temperature
VDD = 20 V, VEE = –5 V IN+ = Low, IN- = Low
Figure 5-10 IVDDQ Supply Current vs Temperature
UCC21737-Q1 IVDDQ Supply Current vs Input Frequency
VDD/VEE = 20 V/–5 V
Figure 5-11 IVDDQ Supply Current vs Input Frequency
UCC21737-Q1 VCC UVLO vs TemperatureFigure 5-12 VCC UVLO vs Temperature
UCC21737-Q1 VDD UVLO vs TemperatureFigure 5-13 VDD UVLO vs Temperature
UCC21737-Q1 Propagation Delay tPDLH vs Temperature
VCC = 3.3 V VDD = 18 V CL = 100 pF
RON = 0 Ω ROFF = 0 Ω
Figure 5-14 Propagation Delay tPDLH vs Temperature
UCC21737-Q1 Propagation Delay tPDHL vs Temperature
VCC = 3.3 V VDD = 18 V CL = 100 pF
RON = 0 Ω ROFF = 0 Ω
Figure 5-15 Propagation Delay tPDHL vs Temperature
UCC21737-Q1 tr Rise Time vs Temperature
VCC = 3.3 V VDD = 18 V CL = 10 nF
RON = 0 Ω ROFF = 0 Ω
Figure 5-16 tr Rise Time vs Temperature
UCC21737-Q1 tf Fall Time vs Temperature
VCC = 3.3 V VDD = 18 V CL = 10 nF
RON = 0 Ω ROFF = 0 Ω
Figure 5-17 tf Fall Time vs Temperature
UCC21737-Q1 VOUTPD Output Active Pulldown Voltage vs TemperatureFigure 5-18 VOUTPD Output Active Pulldown Voltage vs Temperature
UCC21737-Q1 VCLP-OUT(H) Short Circuit Clamping Voltage vs Temperature
Figure 5-19 VCLP-OUT(H) Short Circuit Clamping Voltage vs Temperature
UCC21737-Q1 VCLP-OUT(L) Short Circuit Clamping Voltage vs Temperature
Figure 5-20 VCLP-OUT(L) Short Circuit Clamping Voltage vs Temperature
UCC21737-Q1 VCLMPTH Miller Clamp Threshold Voltage vs TemperatureFigure 5-21 VCLMPTH Miller Clamp Threshold Voltage vs Temperature
UCC21737-Q1 ICLMPEL Miller Clamp Sink Current vs Temperature
Figure 5-22 ICLMPEL Miller Clamp Sink Current vs Temperature
UCC21737-Q1 tDCLMPE Miller Clamp ON Delay Time vs Temperature
Figure 5-23 tDCLMPE Miller Clamp ON Delay Time vs Temperature
UCC21737-Q1 VOCTH OC Detection Threshold vs Temperature
Figure 5-24 VOCTH OC Detection Threshold vs Temperature